<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Hello World</title>
</head>
<body>
<div class="container">
    <h1>Hello World.</h1>
    <hr/>
    <div class="main">
        <span> this is hello pages.</span>
    </div>
</div>
</body>
</html>